equilibrium constant


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Noun1.equilibrium constant - (chemistry) the ratio of concentrations when equilibrium is reached in a reversible reaction (when the rate of the forward reaction equals the rate of the reverse reaction)
chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
constant - a number representing a quantity assumed to have a fixed value in a specified mathematical context; "the velocity of light is a constant"
dissociation constant - the equilibrium constant for a reversible dissociation
References in periodicals archive ?
In addition, for each different initial guess, a unique value of equilibrium constant ([K.
Other reactions usually could take place in sea water, but owing to the very high chloride concentration and the values of the equilibrium constants, those with chloride may be considered the most important ones.
Here both electron transfers are reversible, potential-dependent equilibrium constant is defined as
The calculated values of the equilibrium constant for reactions (7-14) in the temperature range of 12733273 K were verified by the experiments of reductive meltings.
Thus, every reaction is relaxed until the equilibrium constant given by equation (9) becomes equal to the value resulted from equation (10), with an acceptable error.
K2 = equilibrium constant between dissolved water and water vapor = 4.
where q is the of surface coverage, C is the concentration of the adsorbate, K is the adsorption-desorption equilibrium constant and a is an interaction parameter.
Taking into account that the partition of HP [14], HTTA [15], and PAR [17] toward the aqueous phase is very low and on the basis of the slope analysis data, the overall equilibrium constants [K.
x/(1 - x) = Kc, where x is the fraction of surface sites that bind a reactant of concentration c, and K is the equilibrium constant of the reaction (13).
o]) minus the multipicand of the gas constant (R), the temperature (T) and the natural log of the equilibrium constant (K), as shown in the equation:

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